KAESER KOMPRESSOREN SX, Service Manual, Page: 73 / 122

Venting the oil separator tank
WARNING
Escaping oil mist is damaging to health.
➤ Do not direct the maintenance hose at persons while venting.
➤ Do not inhale the oil mist.
➤ Check that the oil separator tank pressure gauge reads 0 bar.
After automatic venting the pressure gauge does not read zero?
➤ Make sure that the shut-off valve is closed or that the complete air system is vented.
➤ With the shut-off valve closed, insert the male hose fitting
6
into the hose coupling
3
.
➤ Slowly open the shut-off valve
7
to release pressure.
➤ Disconnect the male hose fitting
6
and close the shut-off valve
7
.
➤ If manual venting does not reduce the oil separator tank pressure gauge to 0 bar, call an
authorized KAESER service representative.
Manually venting the air cooler
After shutting down the compressor and venting the oil separator tank, the machine is still under
pressure from the air system or the section from the shut-off valve to the minimum pressure/
check valve.
1. With the shut-off valve closed, insert the male hose fitting
6
into the hose coupling
1
.
2. Slowly open the shut-off valve
7
to release pressure.
3. Disconnect the male hose fitting
6
and close the shut-off valve
7
.
10.13.2 Topping up with cooling oil and trial run
Topping up the cooling oil
A sticker on the oil separator tank specifies the type of oil used.
CAUTION
The machine could be damaged by unsuitable oil.
➤ Never mix different types of oil.
➤ Never top up with a different type of oil to that already used in the machine.
1. Slowly unscrew the filler plug
4
.
2. Top up to bring the oil to the correct level.
3. Replace the filler plug's sealing ring if necessary and screw the plug into the filler neck.
Starting the machine and carrying out a trial run
1. Close all access doors; replace and secure all removable panels.
2. Open the user's shut-off valve between the machine and the air system.
3. After about 10 minutes, check the oil level again and top up if necessary.
4. Switch off the machine and visually check for leaks.
10 Maintenance
10.13 Topping up the Cooling Oil
9_6919 04 E
Service Manual Screw Compressor
SX SIGMA CONTROL BASIC
63